public class Test1 {
    public static void main(String[] args){
        int num1 = 60;                         //声明一个int型变量num1
        int num2 = 99;                         //声明一个int型变量num2
        if((num1< num2)){                      //进行判断
            System.out.println("num1小于num2");//执行语句
        }
    }
}
